d - 240 mm

D - 320 mm

B - 80 mm

D₁ - 292.2 mm

F - 265.3 mm

b - 11.1 mm

K - 3 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

s - 3.7 mm

d_a - min. - 251 mm

d_a - max. - 262 mm

D_a - max. - 309 mm

r_a - max. - 2 mm

d_n - 267 mm

Basic dynamic load rating - C - 528 kN

Basic static load rating - C₀ - 1220 kN

Fatigue load limit - P_u - 118 kN

Limiting speed for grease lubrication - 2200 r/min

Limiting speed for oil lubrication - 2600 mm/min

G_ref - 171 cm

Mass bearing - 17.5 kg

• Model Number: NNU 4948 BK/SPW33
• Inner Diameter：240mm Outer Diameter：320mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-16
• Application:injection molding machine,security equipment,CNC,Storage Device,centrifugal pump,food testing,Oral Equipment,medical Equipment,Industrial equipment,mechanical and electrical,bio-chemical
• Similar models:KOYO DC4948VW NTN SL02-4948 KOYO DC4948AVW NTN NN4948C1NAP4 KOYO NNU4948K NSK NNCF4948V NACHI RB4948 FAG NNU4948-S-K-M-SP NTN NNU4948KC1NAP4 NSK RSF-4948E4
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4948BK/SPW33 products，there is large inventory of SKF NNU 4948 BK/SPW33 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4948 BK/SPW33 Which SKF NNU4948BK/SPW33 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  22230 CCK/W33 + AHX 3130 G	270	145	73	SKF	Tapered Roller Bearings
  22SBT36	57,15	90,488	26,67	Timken	Plain Bearings
  2585/2523	33,338	69,85	23,812	Timken	Tapered Roller Bearings
  30220	100	180	37	NKE	Tapered Roller Bearings
  6900L11-H-20	10	22	6	NSK	Deep Groove Ball Bearings
  JLM506849A/JLM506810	55	90	23	Timken	Tapered Roller Bearings
  K40X45X17	40	45	17	FBJ	Needle Roller Bearings
  N2252	260	480	130	ISO	Cylindrical Roller Bearings
  NN4052	260	400	140	CX	Cylindrical Roller Bearings
  NU2206-E-MPA	30	62	20	NKE	Cylindrical Roller Bearings
  NUP1015	75	115	20	ISO	Cylindrical Roller Bearings
  NUP29/950	950	1250	175	CX	Cylindrical Roller Bearings
  UCFC215	75			SNR	Bearing Units
  TUP2 75.80	75	80		CX	Plain Bearings
  UCPA208-25	39,6875		49,2	FYH	Bearing Units
  W206KLL	30	62	23,83	Timken	Deep Groove Ball Bearings
  AH3168	340	320		SKF	WITHDRAWAL SLEEVES
  16020	100	150	16	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  MR-60			2.0000	CONSOLIDATED	NEEDLE BEARINGS
  81324			26	CONSOLIDATED	THRUST ROLLER BEARINGS